JAMB Agricultural Science Past Questions & Answers - Page 11

51.

The following are necessary operations in maize cultivation except?

A.

Weeding

B.

Thinning

C.

Nursery practices

D.

Fertilizer application

Correct answer is C

Maize is cultivated by direct seeding, hence, nursery practice is not needed in maize cultivation.

 

52.

What is soil conservation, and why is it important in agriculture?

A.

Soil conservation involves the removal of topsoil for agricultural purposes

B.

Soil conservation refers to the preservation and sustainable management of soil resources

C.

Soil conservation aims to maximize crop yields through intensive farming practices

D.

Soil conservation focuses on increasing soil fertility through the use of chemical fertilizers

Correct answer is B

Soil conservation is the practice of protecting and managing the soil to prevent erosion, degradation, and loss of fertility. It involves implementing various techniques and practices to ensure the long-term sustainability and productivity of agricultural lands.

53.

Which of the following is the correct order for land preparation?

 

A.

Land clearing → ploughing → harrowing → ridging

B.

Land clearing → harrowing → ploughing → ridging

C.

Land clearing → ploughing → ridging → harrowing

D.

Land clearing → harrowing → ridging → ploughing

Correct answer is A

Land clearing

Ploughing

Harrowing

Ridging

 

54.

What is subsistence agriculture?

A.

Export-oriented agricultural production

B.

Intensive farming using advanced technology

C.

Farming for self-sufficiency and survival

D.

Large-scale commercial farming

Correct answer is C

Subsistence agriculture refers to a type of farming where the primary purpose is to meet the food and basic needs of a family or community. It is characterized by small-scale farming practices with limited use of modern technology and resources. The produce from subsistence agriculture is primarily consumed by the farmer and their family, with little or no surplus for sale.

55.

Which of the following best describes agricultural marketing?

A.

The process of producing agricultural goods

B.

The transportation of agricultural products to consumers

C.

The storage and preservation of agricultural goods

D.

The promotion and selling of agricultural products

Correct answer is D

Agricultural marketing refers to the activities involved in the promotion and selling of agricultural products. It encompasses various processes, such as market research, product promotion, pricing, distribution, and sales.